Stock photography, photos: Oporto Barges Stock photos of Barge on River Duoro at Oporto Portugal Photograph: © Peter Phipp / Travelshots Click for a larger image and more information Keywords associated with this stock photo: barge, boat, river, douro, portugal, port, wine, barrel, sail, sails, city, boats, barges, 230909,portugal,eec,europe,european,city